245554014024551 has 2 divisors, whose sum is σ = 245554014024552. Its totient is φ = 245554014024550.

The previous prime is 245554014024497. The next prime is 245554014024559. The reversal of 245554014024551 is 155420410455542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245554014024551 - 2²⁶ = 245553946915687 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 245554014024496 and 245554014024505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245554014024559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122777007012275 + 122777007012276.

It is an arithmetic number, because the mean of its divisors is an integer number (122777007012276).

Almost surely, 2^{245554014024551} is an apocalyptic number.

245554014024551 is a deficient number, since it is larger than the sum of its proper divisors (1).

245554014024551 is an equidigital number, since it uses as much as digits as its factorization.

245554014024551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3200000, while the sum is 47.

The spelling of 245554014024551 in words is "two hundred forty-five trillion, five hundred fifty-four billion, fourteen million, twenty-four thousand, five hundred fifty-one".